diff options
Diffstat (limited to 'src/backend/access/transam/xlog.c')
| -rw-r--r-- | src/backend/access/transam/xlog.c | 59 |
1 files changed, 54 insertions, 5 deletions
diff --git a/src/backend/access/transam/xlog.c b/src/backend/access/transam/xlog.c index 199d911be76..470e113b331 100644 --- a/src/backend/access/transam/xlog.c +++ b/src/backend/access/transam/xlog.c @@ -6261,12 +6261,61 @@ static void RecoveryRequiresIntParameter(const char *param_name, int currValue, int minValue) { if (currValue < minValue) - ereport(ERROR, + { + if (LocalHotStandbyActive) + { + bool warned_for_promote = false; + + ereport(WARNING, + (errcode(ERRCODE_INVALID_PARAMETER_VALUE), + errmsg("hot standby is not possible because of insufficient parameter settings"), + errdetail("%s = %d is a lower setting than on the primary server, where its value was %d.", + param_name, + currValue, + minValue))); + + SetRecoveryPause(true); + + ereport(LOG, + (errmsg("recovery has paused"), + errdetail("If recovery is unpaused, the server will shut down."), + errhint("You can then restart the server after making the necessary configuration changes."))); + + while (RecoveryIsPaused()) + { + HandleStartupProcInterrupts(); + + if (CheckForStandbyTrigger()) + { + if (!warned_for_promote) + ereport(WARNING, + (errcode(ERRCODE_INVALID_PARAMETER_VALUE), + errmsg("promotion is not possible because of insufficient parameter settings"), + /* Repeat the detail from above so it's easy to find in the log. */ + errdetail("%s = %d is a lower setting than on the primary server, where its value was %d.", + param_name, + currValue, + minValue), + errhint("Restart the server after making the necessary configuration changes."))); + warned_for_promote = true; + } + + pgstat_report_wait_start(WAIT_EVENT_RECOVERY_PAUSE); + pg_usleep(1000000L); /* 1000 ms */ + pgstat_report_wait_end(); + } + } + + ereport(FATAL, (errcode(ERRCODE_INVALID_PARAMETER_VALUE), - errmsg("hot standby is not possible because %s = %d is a lower setting than on the primary server (its value was %d)", - param_name, - currValue, - minValue))); + errmsg("recovery aborted because of insufficient parameter settings"), + /* Repeat the detail from above so it's easy to find in the log. */ + errdetail("%s = %d is a lower setting than on the primary server, where its value was %d.", + param_name, + currValue, + minValue), + errhint("You can restart the server after making the necessary configuration changes."))); + } } /* |